Lower rates would make U.S. houses more affordable, just not affordable enough.

The pandemic set off a flurry of demand for housing. Americans’ newfound desire for space, the padding of U.S. household finances from government relief checks, and sub-3% mortgage rates were a potent mix that sent home prices skyward. Now the buying frenzy has passed and, with mortgage rates at their highest levels in over 20 years, not many homes are getting sold at all.